/*
pfSense_MODULE: ajax
*/
if(Connection_Aborted()) {
exit;
}
require_once("config.inc");
function get_stats() {
$stats['cpu'] = cpu_usage();
$stats['mem'] = mem_usage();
$stats['uptime'] = get_uptime();
$stats['states'] = get_pfstate();
$stats['temp'] = get_temp();
$stats['datetime'] = update_date_time();
$stats['interfacestatistics'] = get_interfacestats();
$stats['interfacestatus'] = get_interfacestatus();
$stats['gateways'] = get_gatewaystats();
$stats = join("|", $stats);
return $stats;
}
function get_gatewaystats() {
$gateways_status = array();
$gateways_status = return_gateways_status();
$data = "";
$isfirst = true;
foreach($gateways_status as $gw) {
if(!$isfirst)
$data .= ",";
$isfirst = false;
$data .= $gw['name'] . ",";
$data .= $gw['gateway'] . ",";
$data .= $gw['delay'] . ",";
$data .= $gw['loss'] . ",";
switch($gw['status']) {
case "None":
$online = "Online";
$bgcolor = "lightgreen";
break;
case "\"down\"":
$online = "Offline";
$bgcolor = "lightcoral";
break;
case "\"delay\"":
$online = "Warning, Latency";
$bgcolor = "khaki";
break;
case "\"loss\"":
$online = "Warning, Packetloss";
$bgcolor = "khaki";
break;
default:
$online = "Gathering data";
}
$data .= "
";
}
return $data;
}
function get_uptime() {
$boottime = "";
$matches = "";
exec("/sbin/sysctl -n kern.boottime", $boottime);
preg_match("/sec = (\d+)/", $boottime[0], $matches);
$boottime = $matches[1];
$uptime = time() - $boottime;
if(intval($boottime) == 0)
return;
if(intval($uptime) == 0)
return;
$updays = (int)($uptime / 86400);
$uptime %= 86400;
$uphours = (int)($uptime / 3600);
$uptime %= 3600;
$upmins = (int)($uptime / 60);
$uptimestr = "";
if ($updays > 1)
$uptimestr .= "$updays days, ";
else if ($updays > 0)
$uptimestr .= "1 day, ";
$uptimestr .= sprintf("%02d:%02d", $uphours, $upmins);
return $uptimestr;
}
/* Calculates non-idle CPU time and returns as a percentage */
function cpu_usage() {
$duration = 1;
$diff = array('user', 'nice', 'sys', 'intr', 'idle');
$cpuTicks = array_combine($diff, explode(" ", `/sbin/sysctl -n kern.cp_time`));
sleep($duration);
$cpuTicks2 = array_combine($diff, explode(" ", `/sbin/sysctl -n kern.cp_time`));
$totalStart = array_sum($cpuTicks);
$totalEnd = array_sum($cpuTicks2);
// Something wrapped ?!?!
if ($totalEnd <= $totalStart)
return 0;
// Calculate total cycles used
$totalUsed = ($totalEnd - $totalStart) - ($cpuTicks2['idle'] - $cpuTicks['idle']);
// Calculate the percentage used
$cpuUsage = floor(100 * ($totalUsed / ($totalEnd - $totalStart)));
return $cpuUsage;
}
function get_pfstate() {
global $config;
$matches = "";
if (isset($config['system']['maximumstates']) and $config['system']['maximumstates'] > 0)
$maxstates="{$config['system']['maximumstates']}";
else
$maxstates=pfsense_default_state_size();
$curentries = `/sbin/pfctl -si |grep current`;
if (preg_match("/([0-9]+)/", $curentries, $matches)) {
$curentries = $matches[1];
}
return $curentries . "/" . $maxstates;
}
function has_temp() {
/* no known temp monitors available at present */
/* should only reach here if there is no hardware monitor */
return false;
}
function get_hwtype() {
return;
}
function get_temp() {
switch(get_hwtype()) {
default:
return;
}
return $ret;
}
function disk_usage()
{
$dfout = "";
exec("/bin/df -h | /usr/bin/grep -w '/' | /usr/bin/awk '{ print $5 }' | /usr/bin/cut -d '%' -f 1", $dfout);
$diskusage = trim($dfout[0]);
return $diskusage;
}
function swap_usage()
{
$swapUsage = `/usr/sbin/swapinfo | /usr/bin/awk '{print $5;'}|/usr/bin/grep '%'`;
$swapUsage = ereg_replace('%', "", $swapUsage);
$swapUsage = rtrim($swapUsage);
return $swapUsage;
}
function mem_usage() {
$memory = "";
exec("/sbin/sysctl -n vm.stats.vm.v_page_count vm.stats.vm.v_inactive_count " .
"vm.stats.vm.v_cache_count vm.stats.vm.v_free_count", $memory);
$totalMem = $memory[0];
$availMem = $memory[1] + $memory[2] + $memory[3];
$usedMem = $totalMem - $availMem;
$memUsage = round(($usedMem * 100) / $totalMem, 0);
return $memUsage;
}
function update_date_time() {
$datetime = date("D M j G:i:s T Y");
return $datetime;
}
function get_interfacestats() {
global $config;
//build interface list for widget use
$ifdescrs = get_configured_interface_list();
$array_in_packets = array();
$array_out_packets = array();
$array_in_bytes = array();
$array_out_bytes = array();
$array_in_errors = array();
$array_out_errors = array();
$array_collisions = array();
$array_interrupt = array();
$new_data = "";
//build data arrays
foreach ($ifdescrs as $ifdescr => $ifname){
$ifinfo = get_interface_info($ifdescr);
$new_data .= "{$ifinfo['inpkts']},";
$new_data .= "{$ifinfo['outpkts']},";
$new_data .= format_bytes($ifinfo['inbytes']) . ",";
$new_data .= format_bytes($ifinfo['outbytes']) . ",";
if (isset($ifinfo['inerrs'])){
$new_data .= "{$ifinfo['inerrs']},";
$new_data .= "{$ifinfo['outerrs']},";
}
else{
$new_data .= "0,";
$new_data .= "0,";
}
if (isset($ifinfo['collisions']))
$new_data .= htmlspecialchars($ifinfo['collisions']) . ",";
else
$new_data .= "0,";
}//end for
return $new_data;
}
function get_interfacestatus() {
$data = "";
global $config;
//build interface list for widget use
$ifdescrs = get_configured_interface_with_descr();
foreach ($ifdescrs as $ifdescr => $ifname){
$ifinfo = get_interface_info($ifdescr);
$data .= $ifname . ",";
if($ifinfo['status'] == "up" || $ifinfo['status'] == "associated") {
$data .= "up";
}else if ($ifinfo['status'] == "no carrier") {
$data .= "down";
}else if ($ifinfo['status'] == "down") {
$data .= "block";
}
$data .= ",";
if ($ifinfo['ipaddr'])
$data .= htmlspecialchars($ifinfo['ipaddr']);
$data .= ",";
if ($ifinfo['status'] != "down")
$data .= htmlspecialchars($ifinfo['media']);
$data .= "~";
}
return $data;
}
?>